Please answer these questions before submitting your issue.

1. What did you do? If possible, provide a simple script for reproducing the error.



2. What did you expect to see?



3. What did you see instead?



4. What version of Swoole are you using (show your `php --ri swoole`)?



5. What is your machine environment used (show your `uname -a` & `php -v` & `gcc -v`) ?


